Jacobsen R, Frederiksen P, Heitmann BL. Exposure to sunshine early in life prevented development of type 1 diabetes in Danish boys. J Pediatr Endocrinol Metab. 2016 Apr;29(4):417-24. Summary: Gestational exposure to sunshine during the third gestational trimester was associated with lower risk of type 1 diabetes among boys aged 5-9 years. On PubMed